This page displays all 「FI」 in main group H04R31/00. |
HB:Handbook | ||||
CC:Concordance |
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Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor | HB | CC | 5D016 | |
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Manufacture of the vibration plate | HB | CC | 5D016 | |
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Manufacture of the dynamic-electricity type converter | HB | CC | 5D012 | |
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Manufacture of the electromagnetic/electrostatic type converter | HB | CC | 5D021 | |
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Others | HB | CC | 5D021 | |
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.Ultrasonic transmitter/receiver | HB | CC | 5D019 | |
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.Phonograph pickup | HB | CC | 5D125 | |